Finding the Fourth Proportional to 2,111,185.92, 2,913,753.60 and 1,661,859.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,185.92 : 2,913,753.60 = 1,661,859.84 : x
2. Step 2: Convert to fraction form
   2,111,185.92/2,913,753.60 = 1,661,859.84/x
3. Step 3: Cross multiply
   2,111,185.92x = 2,913,753.60 × 1,661,859.84
4. Step 4: Simplify right side
   2,111,185.92x = 4,842,250,091,495.43
5. Step 5: Solve for x
   x = 4,842,250,091,495.43/2,111,185.92
6. Step 6: Final answer
   x = 2,293,616.14